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Prompt Engineering Lab

Write a prompt. Test the result. Make the next version better.

I’m Liam. I code, play games, and use AI as a tool I can test—not a magic answer box. In this free community, we take vague prompts apart and rebuild them for real tasks: explaining code, debugging a small feature, planning a project, researching a question, or developing a game idea. Each lesson includes an original before-and-after example, a simple test for judging the result, and a prompt you can adapt. Share what failed as well as what worked. We’ll compare methods without pretending one formula or model fits every job. Start with clear instructions and context; then learn examples, constraints, iteration, and evaluation.

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By Liam

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Community thoughts

Privacy Checks Before You Paste Anything Into AI

How to Prompt Across Models Without Pretending They Work the Same

Use AI for Brainstorming, Then Narrow With Real Criteria

Compare Two Prompt Versions Without Fooling Yourself

Prompt AI for a Game Idea Without Getting Generic Tropes

Spot a Confident Wrong Answer Before You Share It

Research Prompts That Separate Evidence From Inference

A Tiny Evaluation Set for Your Favorite Coding Prompt

Structured Outputs: When a Schema Beats More Prompt Words

What to Put in a Reusable Prompt Template

Prompting for a Small Feature: Requirements Before Code

Use AI to Draft Tests, Then Challenge the Tests

A Better Code Review Prompt Uses a Diff and a Risk Checklist

Debugging With AI: Reproduce the Bug Before Requesting a Fix

Prompt AI to Explain Code Without Inventing What It Does

How to Test a Prompt on More Than One Example

Ask for Alternatives, Then Choose With a Rubric

Use Constraints Without Boxing the Model Into Nonsense

Break a Large Request Into Smaller Prompts

The Prompt Failed. What Should You Change First?

How to Tell Whether an AI Answer Is Any Good

Make a Bad Prompt Better in Three Edits

One Example Beats a Long Lecture: Using Before-and-After Samples

Write a Prompt That Produces the Format You Actually Need

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